Hydraulic opposite-pull device for PCCP pipe installation

A hydraulic opposite-pull device for PCCP pipe installation comprises two sets of buckle assemblies, each buckle assembly comprises a fixing disc, a lead screw is arranged on each fixing disc, a nut is arranged on each lead screw in a threaded fit mode, a connecting block is fixedly sleeved outside...

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Bibliographische Detailangaben
Hauptverfasser:	WU QIANPING, WU XIAOGANG, HUANG AIMIN, YUAN JIANFENG, DONG FANGYA, BAI SHUQIANG, FENG XINGLONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	HAND TOOLS MANIPULATORS PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING TRANSPORTING
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